Home / 758,405.27-1,137,328.85-308,882

Finding the Fourth Proportional to 758,405.27, 1,137,328.85 and 308,882

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Solution

The fourth proportional to 758,405.27, 1,137,328.85 and 308,882 is: 463,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,405.27 : 1,137,328.85 = 308,882 : x
  2. Step 2: Convert to fraction form
    758,405.27/1,137,328.85 = 308,882/x
  3. Step 3: Cross multiply
    758,405.27x = 1,137,328.85 × 308,882
  4. Step 4: Simplify right side
    758,405.27x = 351,300,408,301.29
  5. Step 5: Solve for x
    x = 351,300,408,301.29/758,405.27
  6. Step 6: Final answer
    x = 463,209.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.